Intricately Detailed Durable ABS Body Metal Wheels and Axles Die-Cast 4-Wheel Trucks Operating Die-Cast Metal Couplers Colorful, Attractive Paint Schemes Fast-Angle Wheel Sets Needle-Point Axles 1:48 Scale Dimensions O Scale Kadee Compatible Coupler Mounting Pads Unit Measures: 19 7/8" x 2 3/4" x 4 3/16" Operates On O-54 Curves